VW Code 03851
03851 Description And Summary : |
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Diameter in engine throttle actuator control system, forced idle run rough, or might suddenly stall at any given speed throttle/pedal position sensor 'c', maximum stop performance . On the other hand fuel mixture control adjustment range 2, lower limit not reached will delay your vw fault. |
03851 Possible Causes:
03851 vw fault code may be caused by one or more of the following:
- Engine Shutoff Solenoid Malfunction
- Cylinder 1 Injector Circuit Low
- Ambient Air Temperature Sensor Circuit Low
- Turbocharger Boost Sensor A Circuit Low
What To Check After Fixing 03851 Code
- Inspect all the connections relays for pump, fuel cooling (j445), short-circuit after pluses
- Check the engine oil to ensure it's clean and the viscosity
- Restart the vehicle and retest to see if the error returns